They usually have the medicine_______ before putting into the market all over the country.
#95721
A
testing out
B
to be tested out
C
being tested out
D
tested out
推荐题目
It is fairly common in Africa for _____ a group of musicians surrounded by others who also join in the performance.
#90530
A
there are
B
there being
C
there to be
D
there be
--- Why were you so late for work today？--- ________ to the office was very slow this morning because of the traffic.
#93893
A
Driving
B
I drove
C
To drive
D
That I drove
China’s first aircraft carrier, ____ as long as 304 metres, was handed over to the People’s Liberation Army navy in 2012.
#90866
A
measures
B
measured
C
to measure
D
measuring
______ by jeep, we visited a number of cities in South China.
#91867
A
Traveling
B
Traveled
C
To be traveling
D
Having traveled
Without facts，we can’t form a correct opinion，for we need to have actual knowledge______our thinking.
#98472
A
which to be based on
B
which to base on
C
on which to base
D
which to base